| Value | Category | Cases | |
|---|---|---|---|
| 0 | 115 | 
                                    
                                    57.8%
                                 | |
| 1 | 13 | 
                                    
                                    6.5%
                                 | |
| 2 | 22 | 
                                    
                                    11.1%
                                 | |
| 3 | 17 | 
                                    
                                    8.5%
                                 | |
| 4 | 4 | 
                                    
                                    2%
                                 | |
| 5 | 7 | 
                                    
                                    3.5%
                                 | |
| 6 | 7 | 
                                    
                                    3.5%
                                 | |
| 7 | 3 | 
                                    
                                    1.5%
                                 | |
| 9 | 1 | 
                                    
                                    0.5%
                                 | |
| 11 | 3 | 
                                    
                                    1.5%
                                 | |
| 12 | 1 | 
                                    
                                    0.5%
                                 | |
| 13 | 1 | 
                                    
                                    0.5%
                                 | |
| 15 | 3 | 
                                    
                                    1.5%
                                 | |
| 16 | 1 | 
                                    
                                    0.5%
                                 | |
| 19 | 1 | 
                                    
                                    0.5%
                                 | |
| Sysmiss | 1 |